Date: 1667; 2nd ed. in 1674

"But knowledge is as food, and needs no less / Her temperance over appetite, to know / In measure what the mind may well contain; / Oppresses else with surfeit, and soon turns / Wisdom to folly, as nourishment to wind."

— Milton, John (1608-1674)

Date: 1678

"Into his studious Closet to stuff his Lunatick head, since he can get nothing for his belly."

— Porter, Thomas (1636-1680)

Date: 1688

"Here's Cavities, says one; and here, says he, / Is th' Seat of Fancy, Judgment, Memory: / Here, says another, is the fertile Womb, / From whence the Spirits Animal do come, / Which are mysteriously ingender'd here, / Of Spirits from Arterious Blood and Air: / Here, said a third, Life made her fi...

— Barker, Jane (1675-1743)

Date: 1693

"Knock on my Heart; for thou hast skill to find / If it sound solid, or be fill'd with Wind; / And, thro the veil of words, thou view'st the naked Mind."

— Dryden, John (1631-1700)